<?php

class TreeController extends Controller
{
	/**
	 * @var string the default layout for the views. Defaults to '//layouts/column2', meaning
	 * using two-column layout. See 'protected/views/layouts/column2.php'.
	 */
	public $layout='//layouts/column2';
    private $_model ;
	/**
	 * @return array action filters
	 */
	public function filters()
	{
		return array(
			'accessControl', // perform access control for CRUD operations
		);
	}

	/**
	 * Specifies the access control rules.
	 * This method is used by the 'accessControl' filter.
	 * @return array access control rules
	 */
	public function accessRules()
	{
		return array(
			array('allow',  // allow all users to perform 'index' and 'view' actions
				'actions'=>array('index','view'),
				'users'=>array('*'),
			),
			array('allow', // allow authenticated user to perform 'create' and 'update' actions
				'actions'=>array('create','update'),
				'users'=>array('@'),
			),
			array('allow', // allow admin user to perform 'admin' and 'delete' actions
				'actions'=>array('admin','delete'),
				'users'=>array('admin'),
			),
		);
	}

	/**
	 * Displays a particular model.
	 * @param integer $id the ID of the model to be displayed
	 */
	public function actionView($id)
	{  
	  // $view = new Tree();
	   $dataProvider=new CActiveDataProvider('Tree', array(
            'criteria'=>array(
                'condition'=>'id_user=:Iduser',
                'params'=>array(':Iduser'=>$this->loadModel1()->id_user),
                'order'=>'numviewer DESC'
                ),
             'pagination'=> array('pageSize'=>2,),  
                ));
                
        $visit =Tree::model()->findByPk($id);
        $visit->updateCounters(
            array('numviewer'=>1),"id_tree={$id}"   
        );
        
		$this->render('view',array(
			'model'=>$this->loadModel($id),
            'dataProvider'=>$dataProvider,
            'visit'=>$visit,
		));
	}
    public function actionTotalPost()
    {
        $nameUser = Yii::app()->user->name;
        $IdUser = Yii::app()->db->createCommand("SELECT id FROM users WHERE username ='".$nameUser."'")->queryScalar();
         
        $dataProvider=new CActiveDataProvider('Tree', array(
            'criteria'=>array(
                'condition'=>'id_user=:Iduser',
                'params'=>array(':Iduser'=>$IdUser),
                'order'=>'numviewer DESC'
                ),
             'pagination'=> array('pageSize'=>2,),  
                ));
        
        $this->render('totalPost',array(
           'dataProvider'=>$dataProvider,
        ));
    }

	/**
	 * Creates a new model.
	 * If creation is successful, the browser will be redirected to the 'view' page.
	 */
	public function actionCreate()
	{
		$model=new Tree;

		// Uncomment the following line if AJAX validation is needed
		// $this->performAjaxValidation($model);

		if(isset($_POST['Tree']))
		{
			$model->attributes=$_POST['Tree'];
            $model -> picture = CUploadedFile::getInstance($model, 'picture');
			if($model->save()){
                $name =    $model->picture;
                $path = YiiBase::getPathOfAlias('webroot').'/images/tree/';
                $model -> picture ->saveAs($path.$name);
				$this->redirect(array('view','id'=>$model->id_tree));
            }
		}

		$this->render('create',array(
			'model'=>$model,
		));
	}

	/**
	 * Updates a particular model.
	 * If update is successful, the browser will be redirected to the 'view' page.
	 * @param integer $id the ID of the model to be updated
	 */
	public function actionUpdate($id)
	{
	   if(isset($_GET['id']))
            $idTree= $_GET['id'];
        $nameUser = Yii::app()->user->name;
        $idUser = Yii::app()->db->createCommand("SELECT id FROM users WHERE  username = '".$nameUser."'")->queryScalar();
        $idUserTree=Yii::app()->db->createCommand("SELECT id_user FROM tree WHERE id_tree='".$idTree."'")->queryScalar();
		
        if($idUserTree === $idUser){
                $model=$this->loadModel($id);
        		if(isset($_POST['Tree']))
        		{
        			$model->attributes=$_POST['Tree'];
                    $model -> picture = CUploadedFile::getInstance($model, 'picture');
        			if($model->save()){
                        $name =    $model->picture;
                        $path = YiiBase::getPathOfAlias('webroot').'/images/tree/';
                        $model -> picture ->saveAs($path.$name);
        				$this->redirect(array('view','id'=>$model->id_tree));
                    }
        		}
        
        		$this->render('update',array(
        			'model'=>$model,
        		));
         }else{
            throw new CHttpException(404,'Bạn Chỉ Có Quyền Update Topic Bạn Tạo..');    
        }
	}

	/**
	 * Deletes a particular model.
	 * If deletion is successful, the browser will be redirected to the 'admin' page.
	 * @param integer $id the ID of the model to be deleted
	 */
	public function actionDelete($id)
	{
		if(Yii::app()->request->isPostRequest)
		{
			// we only allow deletion via POST request
			$this->loadModel($id)->delete();

			// if AJAX request (triggered by deletion via admin grid view), we should not redirect the browser
			if(!isset($_GET['ajax']))
				$this->redirect(isset($_POST['returnUrl']) ? $_POST['returnUrl'] : array('admin'));
		}
		else
			throw new CHttpException(400,'Invalid request. Please do not repeat this request again.');
	}

	/**
	 * Lists all models.
	 */
	public function actionIndex()
	{
		 $dataProvider=new CActiveDataProvider('Tree', array(
            'criteria'=>array(
                //'condition'=>'status=1',
                'order'=>'date_post DESC'
                ),
             'pagination'=> array('pageSize'=>3),  
                ));
		$this->render('index',array(
			'dataProvider'=>$dataProvider,
		));
	}

	/**
	 * Manages all models.
	 */
	public function actionAdmin()
	{
		$model=new Tree('search');
		$model->unsetAttributes();  // clear any default values
		if(isset($_GET['Tree']))
			$model->attributes=$_GET['Tree'];

		$this->render('admin',array(
			'model'=>$model,
		));
	}

	/**
	 * Returns the data model based on the primary key given in the GET variable.
	 * If the data model is not found, an HTTP exception will be raised.
	 * @param integer the ID of the model to be loaded
	 */
	public function loadModel1()
	{
	/*	$model=Tree::model()->findByPk($id);
		if($model===null)
			throw new CHttpException(404,'The requested page does not exist.');
		return $model;
        */
        if($this->_model===null){
            if(isset($_GET['id']))
                $this->_model=Tree::model()->findByPk($_GET['id']);
            if($this->_model===null)
                throw new CHttpException(404,'Yêu Cầu Không Thực Hiện.');
            
        }
        return $this->_model;
	}
    public function loadModel($id)
	{
	   $model=Tree::model()->findByPk($id);
		if($model===null)
			throw new CHttpException(404,'The requested page does not exist.');
		return $model;

	}

	/**
	 * Performs the AJAX validation.
	 * @param CModel the model to be validated
	 */
	protected function performAjaxValidation($model)
	{
		if(isset($_POST['ajax']) && $_POST['ajax']==='tree-form')
		{
			echo CActiveForm::validate($model);
			Yii::app()->end();
		}
	}
}
